APA (7th ed.) Citation

Polish Academy of Sciences. Committee for Demographic Studies. (1975). The population of Poland. Polish Academy of Sciences, Committee for Demographic Studies.

Chicago Style (17th ed.) Citation

Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Warszawa: Polish Academy of Sciences, Committee for Demographic Studies, 1975.

MLA (9th ed.) Citation

Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Polish Academy of Sciences, Committee for Demographic Studies, 1975.